| Standard ID | TB 10421-2018 (TB10421-2018) |
| Description (Translated English) | Standard for Acceptance of Traction Power Supply Works in Railway |
| Sector / Industry | Railway & Train Industry Standard |
| Classification of Chinese Standard | P65 |
| Classification of International Standard | 93.100 |
| Word Count Estimation | 162,187 |
| Date of Issue | 2018-11-12 |
| Date of Implementation | 2019-02-01 |
| Older Standard (superseded by this standard) | TB 10421-2003 |
| Regulation (derived from) | National Railways Regulations (2018) No.91 |
| Summary | This standard is applicable to the construction quality acceptance of railway electric traction power supply projects with a design speed of 200km/h and below. |